fix wrong resource link

src/main/webapp/app/account/peer-reviewing/peer-reviewing.component.ts

@@ -115,7 +115,7 @@ export class PeerReviewingComponent implements OnInit {
 
   selectExercise(gitlabURL: string): ExtendedSearchResultDTO {
     const exercise: ExtendedSearchResultDTO = this.exerciseService.populateExerciseWithData(
-      this.allExercises.find(exercise => exercise.project.url == gitlabURL)!
+      this.allExercises.find(exercise => this.reviewManagementService.getGitLabUrl(exercise) == gitlabURL)!
     );
     return exercise;
   }

src/main/webapp/app/admin/review-management/review-management.component.ts

@@ -105,7 +105,7 @@ export class ReviewManagementComponent implements OnInit, OnChanges {
           this.selectedExercise!.metadata.title,
           this.selectedExercise!.exerciseId,
           this.selectedUsers!,
-          this.selectedExercise!.project.url
+          this.reviewManagementService.getGitLabUrl(this.selectedExercise!)
         )
       )
       .subscribe(() => {

src/main/webapp/app/admin/review-management/review-management.service.ts

@@ -5,6 +5,7 @@ import { ApplicationConfigService } from 'app/core/config/application-config.ser
 import { ReviewRequest } from './reviewRequest.model';
 import { Review, ReviewStatisticsDTO } from './review.model';
 import { ReviewRating } from './reviewRating.model';
+import { SearchResultDTO } from 'app/shared/model/search/search-result-dto.model';
 
 @Injectable({ providedIn: 'root' })
 export class ReviewManagementService {
@@ -99,4 +100,14 @@ export class ReviewManagementService {
   getAllReviewRatings(): Observable<ReviewRating[]> {
     return this.http.get<ReviewRating[]>(this.resourceUrl + '/reviewRatings');
   }
+
+  getGitLabUrl(exercise: SearchResultDTO): string {
+    const lastSlashPos = exercise?.file.path.lastIndexOf('/');
+    if (!lastSlashPos || lastSlashPos <= 0) {
+      return exercise.project.url;
+    }
+    const prefix = exercise.file.path.substring(0, lastSlashPos);
+    const branch = 'main';
+    return `${exercise.project.url}/-/tree/${branch}/${prefix}`;
+  }
 }

src/main/webapp/app/entities/reviews/reviews.component.ts

@@ -102,7 +102,7 @@ export class ReviewsComponent implements OnInit, OnChanges {
           this.selectedExercise!.metadata.title,
           this.selectedExercise!.exerciseId,
           this.selectedUsers!,
-          this.selectedExercise!.project.url
+          this.reviewManagementService.getGitLabUrl(this.selectedExercise!)
         )
       )
       .subscribe(() => {